And This Kind of Rebirth?

The seventeen-year-old Tang Zheng was ridiculously naughty - he stuffed a "handsome photo" of himself into Huang Yuning's desk every day, with the words "Xth day of liking Yuning" written on the back. It wasn't until the girl broke her guard that she slapped a stack of "handsome photos" back to him. Tang Zheng was about to say something, but at this moment, the vicissitudes of his 35-year-old memory suddenly collided with the throbbing youth of 17-year-old. The two memories spanning more than ten years suddenly intertwined and collided, causing his brain to instantly overload and he fell straight down... The scattered "handsome photos" were blown up by the wind and "carried forward" on campus. The girl looked at "Tang Zheng" all over the floor and slapped her forehead hard. "What a sin!"